(grant) today marks one week since a woman opened fire at the youtube campus in san bruno... injuring three people before killing herself. and tonight-- bay area residents are being asked what they would do in an active shooter situation. kron 4's ronb fladeboe joins is live in san jose... with details about a hands-on seminar where people are learning how to take action and save lives. (rob live) the class i atteneded had been scheduled long before last week's active shooter situation at you tube but itwas full nonetheless. attendees learned how to recognize and react to an active shooter situation. the class focused on both defense and offense. kerry harris/national violent intruder preparedness solutions "...action, action, action...."former los gatos police officer and sheriff's deputykerry harris stepped the class through a two and a half hour lesson that emphasizes quick action.kerry harris/national violent intruder preparedness solutions "...what we see is that a lot of people...